test: Support running tests with Google Chrome
test: Support running tests with Google Chrome

Add another browser fallback for "google-chrome" for running the
integration tests.

Closes #9116
stefwalter/cockpit,mareklibra/cockpit,mareklibra/cockpit,cockpit-project/cockpit,SotolitoLabs/cockpit,SotolitoLabs/cockpit,mareklibra/cockpit,cockpituous/cockpit,martinpitt/cockpit,stefwalter/cockpit,moraleslazaro/cockpit,SotolitoLabs/cockpit,cockpit-project/cockpit,mareklibra/cockpit,andreasn/cockpit,moraleslazaro/cockpit,garrett/cockpit,stefwalter/cockpit,garrett/cockpit,cockpituous/cockpit,moraleslazaro/cockpit,moraleslazaro/cockpit,deryni/cockpit,moraleslazaro/cockpit,moraleslazaro/cockpit,stefwalter/cockpit,andreasn/cockpit,stefwalter/cockpit,martinpitt/cockpit,garrett/cockpit,mvollmer/cockpit,cockpit-project/cockpit,deryni/cockpit,martinpitt/cockpit,mvollmer/cockpit,deryni/cockpit,SotolitoLabs/cockpit,cockpituous/cockpit,andreasn/cockpit,cockpit-project/cockpit,garrett/cockpit,deryni/cockpit,cockpit-project/cockpit,SotolitoLabs/cockpit,martinpitt/cockpit,mvollmer/cockpit,cockpituous/cockpit,andreasn/cockpit,garrett/cockpit,moraleslazaro/cockpit,mvollmer/cockpit,deryni/cockpit,cockpituous/cockpit,martinpitt/cockpit,andreasn/cockpit,stefwalter/cockpit,deryni/cockpit,SotolitoLabs/cockpit,mareklibra/cockpit,mareklibra/cockpit,deryni/cockpit,SotolitoLabs/cockpit,cockpituous/cockpit,stefwalter/cockpit,andreasn/cockpit,mareklibra/cockpit,mvollmer/cockpit,andreasn/cockpit